<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!-- view层 -->
<div id="v1">
    <span v-bind:title="message">鼠标悬停几秒可查看动态绑定的提示信息！</span>
</div>

<!-- 导入vue包 -->
<script src="https://cdn.jsdelivr.net/npm/vue@2.5.21/dist/vue.min.js"></script>
<script>
  var vm = new Vue({
    el: "#v1",
      <!-- Model层 -->
    data: {
      message: "My first vue!"
    }
  })
</script>
</body>
</html>